Tales of Wedding Rings, Vol. 7, Paperback

After his unsuccessful battle against the Abyss King, Satou heads to the land of the elves. There, he's shocked to learn how the legend of the Ring King came to be, as well as what sort of man the previous Ring King was. But once the truth behind the rings is revealed, Satou and his five brides find themselves locked in a room together-and to escape, he'll have to deepen his bond with each of them...

Maybe is the creator of Tales of Wedding Rings.